Core Java
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Converting a JSON Object to a JSON Array in Java
This article explores various ways to perform Java JSON Object to Array conversion using popular libraries. Let us delve into…
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Essential Java Mastery: Concurrency, Best Practices, and Advanced APIs
Java remains one of the most dominant programming languages for developing high-performance, scalable, and secure applications. But beyond its syntax…
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Java 20’s Vector API in Production: Performance Gains Explained
Modern applications demand ever-increasing performance—especially in domains like machine learning, image processing, financial modeling, and cryptography. In response, Java 20…
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From Legacy to Modern: Refactoring Java EE Monoliths into Quarkus Microservices
A Practical Guide to Breaking Monoliths with Quarkus (and Staying Sane) Let’s face it: Many enterprises still run on Java…
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Java Flight Recorder and Mission Control: Profiling Production JVMs
Diagnosing Memory Leaks and CPU Hotspots Without Losing Sleep Performance problems are inevitable.Whether it’s a sudden CPU spike in the…
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Bridging Java REST APIs and Protobuf Consumers in Polyglot Systems
Patterns to Expose REST Endpoints While Serving Protobuf Clients for Performance In today’s polyglot architectures, it’s common for systems to…
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Service Mesh in Java: Istio and Linkerd Integration for Secure Microservices
As microservice architectures grow, managing service-to-service communication becomes complex. Concerns like traffic management, security (mTLS), observability, and retries cannot always…
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JUnit Testing with External Data Files
When writing unit tests, it’s often necessary to test your logic against structured input data. Instead of hardcoding input in…
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Modern Java Testing with JUnit 5 and Testcontainers
Realistic Integration Testing with Dockerized Databases Unit tests are great for checking isolated business logic. But when your application talks…
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